GPT-6.1 Terra vs Qwen3.8 Max (0902)

API pricing, benchmark indices and specs — updated 27 October 2026.

openai · A · API-only
Input / 1M
$1.00
Output / 1M
$5.00
AA index
51.3
proprietary · 1.0M context
qwen · B · API-only
Input / 1M
$2.00
Output / 1M
$6.00
AA index
33.7
proprietary · 1M context

Specification comparison

Differences are highlighted; identical values are muted.

Specification GPT-6.1 Terra Qwen3.8 Max (0902)
Deployment API-only (closed weights) API-only (closed weights)
Parameters n/a — API-only n/a — API-only
Architecture n/a — API-only n/a — API-only
Context length 1,050,000 1,000,000
Licence Proprietary Proprietary
Commercial use Per API terms Per API terms
Languages n/a — API-only n/a — API-only
Downloads 30d n/a — API-only n/a — API-only
Downloads all time n/a — API-only n/a — API-only
Quantizations on the Hub n/a — API-only n/a — API-only
Gated n/a — API-only n/a — API-only
First seen on the Hub n/a — API-only n/a — API-only
API input price / 1M tokens $1.00 $2.00
API output price / 1M tokens $5.00 $6.00
Est. cost per 1M input + 1M output tokens $6.00 $8.00
Cached input / 1M tokens $0.05 $0.25
AA Intelligence Index 51.3 33.7
AA Coding Index — 76.2
AA Agentic Index — 56
Max output tokens 128,000 131,072
API providers 3 1
Tool calling Yes Yes
Reasoning mode Yes Yes

API cost

Estimated cost of 1M input + 1M output tokens via OpenRouter

GPT-6.1 Terra $6.00
Qwen3.8 Max (0902) $8.00

GPT-6.1 Terra is 1.3× cheaper at list price.

Adjacent comparisons